MO Cache vs WPPerformanceTester (2026)
Detailed side-by-side comparison of two WordPress plugins, based on real-time data from WordPress.org.
Quick Verdict
As of April 2026, MO Cache has a higher user rating (5/5 from 3 reviews) and leads in active installations (1.0K+ vs 1.0K+). Both are free WordPress plugins. MO Cache has accumulated 54K+ total downloads while WPPerformanceTester has 35K+.
Detailed Comparison
| Metric | MO Cache | WPPerformanceTester | |
|---|---|---|---|
| Rating | 5/5 | ◄ | 4.3/5 |
| Total Reviews | 3 | ► | 8 |
| Active Installs | 1.0K+ | 1.0K+ | |
| Total Downloads | 54K+ | ◄ | 35K+ |
| Support Resolution | N/A | N/A | |
| Last Updated | 8 years ago | ► | 1 year ago |
| First Released | 2011 | 2015 | |
| Age | 15 years | 11 years | |
| WP Requires | 3.2+ | 3.5+ | |
| PHP Requires | false+ | false+ | |
| Business Model | Free | Free | |
| Latest Version | 2.0 | 2.0.0 |
Rating Breakdown
MO Cache
WPPerformanceTester
Download Trends
Over the past 30 days, MO Cache averaged approximately 4 daily downloads while WPPerformanceTester averaged 11.
Recent Reviews
MO Cache Reviews
Still in use
I still use this on all my projects! Works like a charm.
Simple and Perfect solution.
No Admin screen. Cool and Smart.
Made A Big Difference To Our Site Performance
Our WordPress site runs on an iSeries and we have problems using the main caching plugins (Supercache, T3 Cache etc). All of our pages were taking up to 10 seconds to load, mostly because of the WYSIJ
WPPerformanceTester Reviews
Must have plugin to test your hosting
We love this plugin! And it recently got updated. Thank you Kevin.
very cool!
Of course the plugin does not differentiate between an own server and a cheap managed hosting, but you can compare the performance of your several hostings. When the plugin ask for sharing the results
Works well, my server is exceptionally fast, as expected
After the dev fixed some reported bugs, the plugin worked again. Hard to say how this translates into website speed, but my server is shown to be considerably faster than the average server.
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Frequently Asked Questions
Is MO Cache or WPPerformanceTester more popular?
Which has better ratings — MO Cache or WPPerformanceTester?
Are MO Cache and WPPerformanceTester free?
Which plugin has better support — MO Cache or WPPerformanceTester?
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Plugin data sourced from WordPress.org. Comparison and analysis by PluginSift.